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CVE-2025-38043

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Set dma_mask for ffa devices Set dma_mask for FFA devices, otherwise DMA allocation using the device pointer…

Published Jun 18, 2025EPSS 0.19%

Overview

CVE-2025-38043 is a medium-severity vulnerability. It was published on June 18, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

firmware: arm_ffa: Set dma_mask for ffa devices

Set dma_mask for FFA devices, otherwise DMA allocation using the device pointer

lead to following warning:

WARNING: CPU: 1 PID: 1 at kernel/dma/mapping.c:597 dma_alloc_attrs+0xe0/0x124

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/2e62c803feec1ef5847d8fa47dd0de039abfa378Refgit.kernel.org/stable/c/3a3efeef64364c2a028cf0d03d68c831813a97fdRefgit.kernel.org/stable/c/97bab02f0b64ba6bcdf6a8fae561db07f509aee9Refgit.kernel.org/stable/c/c6aa1d6bd6ccff4ecdf064d288817657ec8532f0Refgit.kernel.org/stable/c/cc0aac7ca17e0ea3ca84b552fc79f3e86fd07f53Refgit.kernel.org/stable/c/e2de76c34a8a925efe80fccae4810427bc144ed0Reflists.debian.org/debian-lts-announce/2025/10/msg00008.html

How CyberStrike helps

Frequently asked questions

What is CVE-2025-38043?

CVE-2025-38043 is a medium-severity vulnerability. It was published on June 18, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38043?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-38043?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-38043?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38043 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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